Bosch Greenstar Boilers

Greenstar series boilers include wall-mounted and floor-standing (FS prefix) natural gas and propane condensing boilers in heat-only and combi (heat + DHW) options. Heat-only models include built-in pump, outdoor rest control and LP conversion kit. Combi models also include built-in expansion tank and plate heat exchanger. Greenstar boilers boast 95% AFUE, easy diagnostics & temperature control, and are Energy Star qualified.
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